Indoor cycling frame



FIG. 1 is an isometic view of an indoor cycling frame shown in use for clarity of disclosure;

FIG. 2 is an isometric view of the indoor cycling frame;

FIG. 3 is a left side view of the indoor cycling frame;

FIG. 4 is a right side view of the indoor cycling frame;

FIG. 5 is a front view of the indoor cycling frame;

FIG. 6 is a rear view of the indoor cycling frame;

FIG. 7 is a top view of the indoor cycling frame; and,

FIG. 8 is a bottom view of the indoor cycling frame.

The broken lines shown in the Figures are environment only and form no part of the claimed design. 

CLAIM The ornamental design for an indoor cycling frame, as shown and described. 